code: def __iter__(self) -> tp.Iterator[str]:
      return iter(FLAGS_CONTEXT.flags_stack[-1])
  
file_path: flax/flax/experimental/nnx/nnx/flaglib.py
imports: from __future__ import annotations
  import dataclasses
  import threading
  import typing
  from contextlib import contextmanager
  from types import MappingProxyType
label_desc: Use image node_id 2 for calling the Flags obj's underlying member method code with example usage: obj.__iter__() and returns: iter